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Re: [Xen-users] [Xen-devel] Q&A question: Dynamic Network Throttling?

On Mon, May 05, 2014 at 08:51:24AM -0400, Russ Pavlicek wrote:
> The following question came through on the Q&A system at
> XenProject.org and I can't locate an answer for it.
> I know about the configuration for setting max bandwidth for VMs, but
> nothing for having that setting dynamically adjust according to total
> bandwidth on the machine.
> The question reads:
> "Hello!
> Is there a way to set up Xen that it distributes network bandwidth
> based on current needs?
> Let's say I have 10 guest OS, each of them gets 10Mb/s. However, when
> one of the hosts want to download something, and the rest don't use
> their bandwidth at all he should be able to download at 100Mb/s.
> Sorry if this is a noob question, but I couldn't find the answer
> anywhere. What should i use? Can qemu / Open vSwitch do that?
> Thank you in advance for your help."
> The original entry can be found here:
> http://xenproject.org/help/questions-and-answers/dynamic-network-speed.html

If he's using Linux in dom0 then the usual Linux tc/QoS stuff can be used.. 
requires some scripting though.

> Russ

-- Pasi

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